Toyota Corolla (E120): Circuit description

The wireless receiver receives a set/unset signal for the tvip system and sends the signal to the tvip ecu via the integration relay.

Wiring diagram

Inspection procedure

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    Terminals of ecu
    1. Inspect tvip ecu Inspect the ecu–b, dome and ecu–ig fuses. disconnect the tvip ecu connector, and the continuity and voltage of check each terminal of the disconnected connector. Standard: If the result is not as specified, the vehicle’s side may malfunction. Reco ...

    Cd cannot be inserted or is ejected right after insertion
    Wiring diagram Inspection procedure 1 Check if a proper cd is inserted Check that a proper cd is inserted.  Make sure that the cd is normal audio cd, and that there is no deformation, flaw, stain, burr and other defects on the cd. Standard: normal audio cd. Reference: ...

    Initialization
    Select “Initialize” using . ● Initializing the sound settings Select “Sound setting” using and press (YES). For details about sound settings: ● Initializing the device information Select “Car Device Info” using and press (YES). Automatic connection of a portable ...